LG 42GA6400-UD Service Manual page 100

Standard Repair Process Detail Technical Manual
Error
Established
A. Video error_No video/ Audio
2011. 12 .14
symptom
LCD TV date
Revised
Content A4
Power Board voltage measuring method
date
Check the DC 24V, 12V, 3.5V.
GA6400 : 18P GA7900 : 24P
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